Linux Install Oracle Database

Check the memory space situation and the swap area
Free

Check disk space size,/tmp directory must have at least 200M space
DF-K/tmp

Shutting down the firewall
Service Iptables Stop

Disable SELinux
Vim/etc/selinux/config
Selinux=disabled

Check for software package installation what is missing
rpm-q binutils compat-libstdc++-33 elfutils-libelf elfutils-libelf-devel gcc gcc-c++ glibc Glibc-common glibc-devel glibc-headers kernel-headers ksh libaio libaio-devel libgcc libgomp libstdc++ libstdc++-devel ma Ke numactl-devel sysstat unixODBC unixodbc-devel
yum-y install binutils compat-libstdc++-33 elfutils-libelf elfutils -libelf-devel gcc gcc-c++ glibc glibc-common glibc-devel glibc-headers kernel-headers ksh libaio libaio-devel libgcc libgo MP Libstdc++ Libstdc++-devel make Numactl-devel sysstat unixODBC unixodbc-devel

Configuring Kernel Parameters
Root identity edit/etc/sysctl.conf file
Vim/etc/sysctl.conf
#添加以下参数
Kernel.shmall = 2097152
Kernel.shmmax = 2147483648
Kernel.shmmni = 4096
Kernel.sem = 250 32000 100 128
Fs.file-max = 65536
Net.ipv4.ip_local_port_range = 1024 65000
Net.core.rmem_default = 262144
Net.core.rmem_max = 4194304
Net.core.wmem_default = 262144
Net.core.wmem_max = 262144
#以root身份运行一下命令 to make the settings effective
/sbin/sysctl-p

Create the user groups required to install the database
Groupadd Oinstall
Groupadd dba
#创建oracle用户以oinstall为主组以dba为副组
USERADD-G oinstall-g dba Oracle
Set the password for the Oracle user to oracle11g
passwd Oracle

Adding limit parameters for Oracle users

Modify the/etc/security/limits.conf file
Vim/etc/security/limits.conf
#添加以下内容
Oracle Soft Nproc 2047
Oracle Hard Nproc 16384
Oracle Soft Nofile 1024
Oracle Hard Nofile 65536

Modify the/etc/pam.d/login file
Vim/etc/pam.d/login
#添加以下内容
Session required/lib/security/pam_limits.so
Session Required Pam_limits.so

Modify the/etc/profile file
Vim/etc/profile
#添加以下内容
if [$USER = "Oracle"]; Then
if [$SHELL = "/bin/ksh"]; Then
Ulimit-p 16384
Ulimit-n 65536
Else
Ulimit-u 16384-n 65536
Fi
Fi

Create the directories required for the installation
Root login to create the following directory
Mkdir-p/data/app/
Chown-r oracle:oinstall/data/app/
Chmod-r 775/data/app/
Root login Create temporary folder to use when installing
sudo mkdir/data/tmp
sudo chmod a+wr/data/tmp

Setting Environment Variables for Oracle
Setting environment variables for Oracle users with Oracle user login

Tmp=/data/tmp
Tmpdir=/data/tmp
Export TMP TMPDIR

Oracle_base=/data/app/oracle
Oracle_home=/data/app/oracle/product/11.2.0/dbhome_1
Oracle_sid=bing
Export Oracle_base oracle_home Oracle_sid

Path= $PATH: $ORACLE _home/bin: $HOME/bin
Ld_library_path= $ORACLE _home/lib
Export PATH Ld_library_path

Export Lang=en_us. UTF-8
Chown-r Oracle:oinstall/data/app

Oracle User Login Sqlplus/nolog Verify that Oracle is installed successfully

Linux Install Oracle Database